Rear Panel - YOKOGAWA OX400 User Manual

5.2 Rear Panel
9
NOT using
10
11
12
Figure 5.3
Gas Inlet
1
This is an inlet for introducing sample gas. The connector is Rc1/4 or 1/4NPT.
Gas Outlet
2
This is an outlet for discharging sample gas. The connector is Rc1/4 or 1/4NPT.
Fan
3
This is a cooling fan inside the OX400. Make sure the outlet of the fan is not blocked
Power Plug
4
This is a 3P power plug with a ground terminal. A fuse is included. Use the supplied power
cord. Do not use the power cord with another device.
Contact Output Terminal (DO Output)
5
The event of a high or low oxygen concentration alarm "ALM7" causes output at the
terminal. It does not work without a concentration alarm.
Contact Output Terminal (FAIL)
6
This is a contact output terminal for errors. The event of an error causes output.
Contact Output Terminal for Range Output
7
In the auto range, the current range is output at the contact output terminal
8 Fuse Rating Display
The rating of the power fuse is displayed.
Contact Input Terminal
9
This contact input terminal is used to turn on and off the suction pump from the outside.
External Output Terminal (Primary Output)
10
Measured values are output at 4-20 mA DC in the set measurement range.
External Output Terminal (Secondary Output)
11
Measured values are output at the set voltage (0-1, 0-5, and 0-10 V DC)
Multi-Selector Contact Output Terminal
12
DO
PUMP
OFF
MS1
FAIL
+
MS2
mA RC1
-
MS3 RC2
G
MS
RC3
COM
+
V RCCOM
MSI1
-
MSI2
MSI
R
COM
C US
172608
SERIAL
(RS-232)
13
Description of Rear Panel
<5. Names and Functions>
3
5
6
7
!
N200
FUSE
250V T3.15A
8 4
1
!
INLET
2
OUTLET
IM 11M10B01-01E 8th Edition : Jan. 10, 2019-00
5-3